GB2566751B - Divot for outer case shroud - Google Patents
Divot for outer case shroud Download PDFInfo
- Publication number
- GB2566751B GB2566751B GB1715576.3A GB201715576A GB2566751B GB 2566751 B GB2566751 B GB 2566751B GB 201715576 A GB201715576 A GB 201715576A GB 2566751 B GB2566751 B GB 2566751B
- Authority
- GB
- United Kingdom
- Prior art keywords
- divot
- outer case
- case shroud
- shroud
- case
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/24—Casings; Casing parts, e.g. diaphragms, casing fastenings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
- F01D25/162—Bearing supports
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/12—Blades
- F01D5/14—Form or construction
- F01D5/141—Shape, i.e. outer, aerodynamic form
- F01D5/142—Shape, i.e. outer, aerodynamic form of the blades of successive rotor or stator blade-rows
- F01D5/143—Contour of the outer or inner working fluid flow path wall, i.e. shroud or hub contour
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K1/00—Plants characterised by the form or arrangement of the jet pipe or nozzle; Jet pipes or nozzles peculiar thereto
- F02K1/78—Other construction of jet pipes
- F02K1/82—Jet pipe walls, e.g. liners
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15D—FLUID DYNAMICS, i.e. METHODS OR MEANS FOR INFLUENCING THE FLOW OF GASES OR LIQUIDS
- F15D1/00—Influencing flow of fluids
- F15D1/002—Influencing flow of fluids by influencing the boundary layer
- F15D1/0025—Influencing flow of fluids by influencing the boundary layer using passive means, i.e. without external energy supply
- F15D1/003—Influencing flow of fluids by influencing the boundary layer using passive means, i.e. without external energy supply comprising surface features, e.g. indentations or protrusions
- F15D1/005—Influencing flow of fluids by influencing the boundary layer using passive means, i.e. without external energy supply comprising surface features, e.g. indentations or protrusions in the form of dimples
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/001—Turbines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/28—Supporting or mounting arrangements, e.g. for turbine casing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/30—Exhaust heads, chambers, or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2220/00—Application
- F05D2220/30—Application in turbines
- F05D2220/32—Application in turbines in gas turbines
- F05D2220/323—Application in turbines in gas turbines for aircraft propulsion, e.g. jet engines
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/10—Stators
- F05D2240/14—Casings or housings protecting or supporting assemblies within
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/50—Bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2240/00—Components
- F05D2240/90—Mounting on supporting structures or systems
- F05D2240/91—Mounting on supporting structures or systems on a stationary structure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/94—Functionality given by mechanical stress related aspects such as low cycle fatigue [LCF] of high cycle fatigue [HCF]
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1715576.3A GB2566751B (en) | 2017-09-26 | 2017-09-26 | Divot for outer case shroud |
US16/650,468 US11371389B2 (en) | 2017-09-26 | 2018-09-26 | Divot for outer case shroud |
CN201880062808.9A CN111315964B (zh) | 2017-09-26 | 2018-09-26 | 用于外壳体护罩的凹窝 |
PCT/EP2018/076164 WO2019063635A1 (fr) | 2017-09-26 | 2018-09-26 | Évidement pour carénage extérieur de carter |
EP18782909.8A EP3688287B1 (fr) | 2017-09-26 | 2018-09-26 | Évidement pour carénage extérieur de carter |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1715576.3A GB2566751B (en) | 2017-09-26 | 2017-09-26 | Divot for outer case shroud |
Publications (3)
Publication Number | Publication Date |
---|---|
GB201715576D0 GB201715576D0 (en) | 2017-11-08 |
GB2566751A GB2566751A (en) | 2019-03-27 |
GB2566751B true GB2566751B (en) | 2020-07-15 |
Family
ID=60244441
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1715576.3A Active GB2566751B (en) | 2017-09-26 | 2017-09-26 | Divot for outer case shroud |
Country Status (5)
Country | Link |
---|---|
US (1) | US11371389B2 (fr) |
EP (1) | EP3688287B1 (fr) |
CN (1) | CN111315964B (fr) |
GB (1) | GB2566751B (fr) |
WO (1) | WO2019063635A1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3095675B1 (fr) * | 2019-05-03 | 2021-04-09 | Safran Aircraft Engines | Mélangeur à flux séparés de turbomachine |
US11578607B2 (en) * | 2020-12-15 | 2023-02-14 | Pratt & Whitney Canada Corp. | Airfoil having a spline fillet |
US11448097B1 (en) | 2021-05-27 | 2022-09-20 | Pratt & Whitney Canada Corp. | Turbine exhaust strut internal core structure |
US11629615B2 (en) * | 2021-05-27 | 2023-04-18 | Pratt & Withney Canada Corp. | Strut reinforcing structure for a turbine exhaust case |
CN114658502B (zh) * | 2022-03-31 | 2023-12-26 | 中国科学院工程热物理研究所 | 支撑套、支撑机构及支撑套的设计方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1882827A2 (fr) * | 2006-07-27 | 2008-01-30 | United Technologies Corporation | Montage intégré pour cadre de turbine moyenne |
EP2365191A2 (fr) * | 2010-03-08 | 2011-09-14 | United Technologies Corporation | Structure résistant au stress pour un moteur à turbine à gaz |
US20120204569A1 (en) * | 2011-02-11 | 2012-08-16 | Schubert Paul C | Apparatus and methods for eliminating cracking in a turbine exhaust shield |
EP2679793A1 (fr) * | 2012-06-28 | 2014-01-01 | Alstom Technology Ltd | Canal d'écoulement pour substance gazeuse et chemise associée d'échappement d'une turbine à gaz |
JP2014194221A (ja) * | 2014-07-07 | 2014-10-09 | Mitsubishi Heavy Ind Ltd | 流路構造及びガスタービン排気ディフューザ |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4677828A (en) * | 1983-06-16 | 1987-07-07 | United Technologies Corporation | Circumferentially area ruled duct |
US4993918A (en) * | 1989-05-19 | 1991-02-19 | United Technologies Corporation | Replaceable fairing for a turbine exhaust case |
JP3861033B2 (ja) | 2002-07-17 | 2006-12-20 | 三菱重工業株式会社 | ガスタービン排気部のストラット構造 |
US7946104B2 (en) | 2006-05-12 | 2011-05-24 | Rohr, Inc. | Bleed air relief system for engines |
DE102009011924A1 (de) * | 2009-03-10 | 2010-09-16 | Rolls-Royce Deutschland Ltd & Co Kg | Nebenstromkanal eines Turbofantriebwerks |
EP2657482B1 (fr) * | 2010-12-24 | 2019-05-01 | Mitsubishi Hitachi Power Systems, Ltd. | Structure de trajet d'écoulement et diffuseur d'échappement de turbine à gaz |
US9316108B2 (en) * | 2012-03-05 | 2016-04-19 | General Electric Company | Gas turbine frame stiffening rails |
US9828867B2 (en) * | 2012-12-29 | 2017-11-28 | United Technologies Corporation | Bumper for seals in a turbine exhaust case |
WO2014105621A1 (fr) * | 2012-12-29 | 2014-07-03 | United Technologies Corporation | Carénage d'aube moulé et fendu |
US9982561B2 (en) * | 2012-12-29 | 2018-05-29 | United Technologies Corporation | Heat shield for cooling a strut |
US9512740B2 (en) * | 2013-11-22 | 2016-12-06 | Siemens Energy, Inc. | Industrial gas turbine exhaust system with area ruled exhaust path |
CN106103902B (zh) * | 2014-03-18 | 2019-02-19 | 通用电气公司 | 带有主支柱和小支柱的排气气体扩散器 |
US10267179B2 (en) | 2014-12-31 | 2019-04-23 | General Electric Company | Dirt extraction apparatus for a gas turbine engine |
-
2017
- 2017-09-26 GB GB1715576.3A patent/GB2566751B/en active Active
-
2018
- 2018-09-26 EP EP18782909.8A patent/EP3688287B1/fr active Active
- 2018-09-26 US US16/650,468 patent/US11371389B2/en active Active
- 2018-09-26 WO PCT/EP2018/076164 patent/WO2019063635A1/fr unknown
- 2018-09-26 CN CN201880062808.9A patent/CN111315964B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1882827A2 (fr) * | 2006-07-27 | 2008-01-30 | United Technologies Corporation | Montage intégré pour cadre de turbine moyenne |
EP2365191A2 (fr) * | 2010-03-08 | 2011-09-14 | United Technologies Corporation | Structure résistant au stress pour un moteur à turbine à gaz |
US20120204569A1 (en) * | 2011-02-11 | 2012-08-16 | Schubert Paul C | Apparatus and methods for eliminating cracking in a turbine exhaust shield |
EP2679793A1 (fr) * | 2012-06-28 | 2014-01-01 | Alstom Technology Ltd | Canal d'écoulement pour substance gazeuse et chemise associée d'échappement d'une turbine à gaz |
JP2014194221A (ja) * | 2014-07-07 | 2014-10-09 | Mitsubishi Heavy Ind Ltd | 流路構造及びガスタービン排気ディフューザ |
Also Published As
Publication number | Publication date |
---|---|
EP3688287A1 (fr) | 2020-08-05 |
EP3688287B1 (fr) | 2024-04-10 |
GB201715576D0 (en) | 2017-11-08 |
CN111315964B (zh) | 2023-08-15 |
WO2019063635A1 (fr) | 2019-04-04 |
CN111315964A (zh) | 2020-06-19 |
US20200240292A1 (en) | 2020-07-30 |
US11371389B2 (en) | 2022-06-28 |
GB2566751A (en) | 2019-03-27 |
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